JPS4816007B1 - - Google Patents

Info

Publication number
JPS4816007B1
JPS4816007B1 JP45039063A JP3906370A JPS4816007B1 JP S4816007 B1 JPS4816007 B1 JP S4816007B1 JP 45039063 A JP45039063 A JP 45039063A JP 3906370 A JP3906370 A JP 3906370A JP S4816007 B1 JPS4816007 B1 JP S4816007B1
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP45039063A
Other languages
Japanese (ja)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS4816007B1 publication Critical patent/JPS4816007B1/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/16—Image preprocessing
    • G06V30/164—Noise filtering
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/16—Image preprocessing
    • G06V30/168—Smoothing or thinning of the pattern; Skeletonisation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Character Input (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Image Processing (AREA)
JP45039063A 1969-05-10 1970-05-09 Pending JPS4816007B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL696907226A NL149309B (nl) 1969-05-10 1969-05-10 Karakteraftastinrichting voorzien van een schakeling voor het bepalen van de katakterhartlijn.

Publications (1)

Publication Number Publication Date
JPS4816007B1 true JPS4816007B1 (fr) 1973-05-18

Family

ID=19806920

Family Applications (1)

Application Number Title Priority Date Filing Date
JP45039063A Pending JPS4816007B1 (fr) 1969-05-10 1970-05-09

Country Status (6)

Country Link
US (1) US3673566A (fr)
JP (1) JPS4816007B1 (fr)
DE (1) DE2021413A1 (fr)
FR (1) FR2047570A5 (fr)
GB (1) GB1274593A (fr)
NL (1) NL149309B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE791992A (fr) * 1971-11-30 1973-03-16 Licentia Gmbh Procede de centrage d'un caractere introduit dans le dispositifd'identification d'un appareil de reconnaissance de caracteres et montage permettant la mise en oeuvre de ce procede
EP0083395A3 (fr) * 1981-12-31 1984-08-22 International Business Machines Corporation Interface pour déterminer la position d'un indicateur
US4748316A (en) * 1986-06-13 1988-05-31 International Business Machines Corporation Optical scanner for reading bar codes detected within a large depth of field
JP3350822B2 (ja) * 1992-08-04 2002-11-25 アイシン精機株式会社 画像上のエッジ検出方法
US5734756A (en) * 1995-02-01 1998-03-31 Scanvec Co. Ltd. Methods and apparatus for reproducing a gray scale raster represented elongate graphic image including vectorizing a skeleton of the image by determining a midpoint between two detected endpoints of the image

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3261968A (en) * 1962-11-23 1966-07-19 Honeywell Inc Angle encoder
US3346845A (en) * 1964-12-11 1967-10-10 Bunker Ramo Character recognition method and apparatus
GB1127741A (en) * 1965-02-03 1968-09-18 Int Computers & Tabulators Ltd Improvements in or relating to systems for sensing and recognising or analysing data
US3560928A (en) * 1968-09-25 1971-02-02 Ibm Apparatus for automatically identifying fingerprint cores

Also Published As

Publication number Publication date
US3673566A (en) 1972-06-27
FR2047570A5 (fr) 1971-03-12
DE2021413A1 (de) 1970-11-12
NL6907226A (fr) 1970-11-12
GB1274593A (en) 1972-05-17
NL149309B (nl) 1976-04-15

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